Become an Equilibrista: Find the right balance in the Analytics Tech Ecosystem

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Francesco Tisiot BI Tech Lead Become an Equilibrista Find the Right Balance in The Analytics Tech Ecosystem

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Verona, Italy http://ritt.md/ftisiot 10 Years in Analytics [email protected] @FTisiot Oracle ACE Francesco Tisiot BI Tech Lead at Rittman Mead

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Specialised in data visualisation, predictive analytics, enterprise reporting and data engineering. Enabling the business, the consumers, the data providers and IT to work towards a common goal, delivering innovative and cost-effective solutions based on our core values of thought leadership, hard work and honesty. We work across multiple verticals on projects that range from mature, large scale implementations to proofs of concept and can provide skills in development, architecture, delivery, training and support. www.rittmanmead.com [email protected] @rittmanmead

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A bit of History

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Excel Hell

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https://www.rittmanmead.com/blog/2018/11/where-are-my-users-coming-from-analysing-obiee-connections-methods/

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Unique Source of Truth

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Calculated from Scratch Calculated from Scratch AGREEM ENT

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Sourced from Certiﬁed Datasource Calculated from Scratch

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Approach to Data Certiﬁcation

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Top-Down Approach Data Model Deﬁnition Implementation Analysis Centralized BI OBIEE - RPD LOOKER

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Bottom-Up Approach Datasource Creation Analysis Datasource Publication Self Service Oracle Data Visualization Tableau

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Top-Down vs Bottom-Up KPI Duplication Security Time To KPI Reusability Performance

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Reusability / Security DataSource A DataSource B Shared Dimension(s) Centralised BI

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Reusability / Security DataSource A DataSource B Dim X Self Service BI Dim X

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Self-Service BI

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Self Service Centralised

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The Right Tool: OAC

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Sourcing from Central System Select "Dim Account"."Account Code", "Fact Churn"."Churn Prediction" from "Churn" No Formula Recalculation No Join, Filtering, Aggregation Knowledge Security Inheritance No Code Duplication

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Hybrid

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Self Service Centralised

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Awareness

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Documentation

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RPD Metadata Dictionary

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Suggestions

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Complexity Key Factors Security Data Volumes Interest

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Key Factors Centralised Self Service Complexity Low High Interest Narrow/Unique Wide/Repeated Security Easy Complex Data Volumes Small Big

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Self Service Centralised ?

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Control

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Keeping Track Usage Tracking!

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Usage Tracking SELECT DISTINCT USER_NAME, NVL(QUERY_SRC_CD, 'RPD ODBC') SOURCE, TRUNC(START_TS) TS FROM S_NQ_ACCT WHERE AND ( QUERY_SRC_CD IS NULL OR UPPER(QUERY_SRC_CD) IN ('SOAP', 'RAWSQL') ) AND QUERY_TEXT NOT LIKE '{CALL%' ORDER BY 3 DESC;

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Self Service?

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Calculation

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”Dim Issue Status"."Issue Status”…> ”Fact Issue KPI"."# of Issues"…> Metadata

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https://www.youtube.com/watch?v=mQY2vslle_8 REST Endpoints

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https://www.youtube.com/watch?v=mQY2vslle_8 REST Endpoints curl “https:///datasetsvc/ public/api/v4/datasets” \ -u ‘:'

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{ "provider": "managed", "requiresImpersonation": false, "semicolonDelimited": false, "customDelimiter": false, "name": "train", "namespace": "[email protected]", "business-model": "\"\"", "description": "Uploaded from train.csv.", "display-name": "train", "locale": "sys", "file-length": 460676, "type": "text", "data-last-modified": "2019-04-08T08:19:34.481+0000", "private-connection": false, "mime-type": "application/csv", "owner-guid": "[email protected]", "metadata-last-modified": "2019-04-08T08:22:20.928+0000", "bdp-profile": "{\"profile\":\"784c4626-ebd6-4a01-b5dc-1a3ccd0fee1a\"}", "is-temporary": false } REST Endpoints - CSV

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{ …, "name": "OPEN_INCIDENTS", "namespace": "[email protected]", "business-model": "\"\"", "indexable": "BOTH", "description": "External Data Set", "display-name": "OPEN_INCIDENTS", …, "data-last-modified": "2019-03-19T16:07:22.732+0000", "connection-namespace": "[email protected]", "private-connection": false, "connection-name": "LGI", "provider-type": "db", "provider-name": "oracle", "owner-guid": "[email protected]", … } REST Endpoints - DB

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REST Endpoints - DB Details api/v4/datasets/{dataset-uri} {dataset-uri} = ‘’.’’

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REST Endpoints - DB Details

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{ "id": "LGI", "leaf": false, "otype": "Schema", "name": "LGI", "children": [ { "id": "LGI.OPEN_INCIDENTS", "leaf": false, "otype": "dbtable", "name": "OPEN_INCIDENTS", "allColumns": [ { "datatype": "number", "name": "OPEN_INCIDENTS", "is-supported": "TRUE", "otype": "Column", "leaf": true, "id": "LGI.OPEN_INCIDENTS.OPEN_INCIDENTS" }, { "datatype": "varchar(30)", "name": "ISO_YEAR_WEEK", "is-supported": "TRUE", "otype": "Column", "leaf": true, "id": "LGI.OPEN_INCIDENTS.ISO_YEAR_WEEK" }, REST Endpoints - DB Details

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REST Endpoints - Dataﬂows api/v4/dataflows/{dataflow-uri} {dataflow-uri} = ‘’.’’

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{ "datagen-name": "Clean Wine Dataflow", "namespace": "[email protected]", "definition": { "steps": [ { "stepId": "InputDataset_0", "description": "winemag-data_first150k", "type": "InputDataset", "stepDisplayName": "winemag-data_first150k", "stepDescription": "", "datasetRef": "ds_0", "qualifiedTable": "XSA(ds_0).\"Columns\"", "datasetDescription": "Uploaded from winemag-data_first150k.xlsx.", "datasetType": "excel", "datasetDisplayName": "winemag-data_first150k", "inputType": "all", "parameters": [], "promptForInputSource": [] }, REST Endpoints - Dataﬂow Detail

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{ "stepId": "AddColumns_0", "description": "Add Columns", "type": "AddColumns", "stepDisplayName": "", "stepDescription": "", "columns": [ { "name": "TRAIN OR TEST", "expression": "case when RAND() < 0.8 then 'Train' else 'Test' end", "datatype": "varchar(4000)", "aggrule": "none", "srcexpression": "case when RAND() < 0.8 then 'Train' else 'Test' end", "transformationtype": "Calculation" }, { "name": "Length of Description", "expression": "CHAR_LENGTH(\"description\")", "datatype": "integer", "aggrule": "sum", "srcexpression": "CHAR_LENGTH(XSA('[email protected]'.'__CLIENT_FLOW_DATASET__'). \"Columns\".\"description\")", "transformationtype": "Calculation" } ] } REST Endpoints - Dataﬂow Detail

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https://www.oracle.com/solutions/business-analytics/data-visualization/extensions.html

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Data Governance Extension

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Displays only objects visible to you!

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BAR File

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BAR File

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DEMO

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RM Metadata Explorer

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RM Metadata Explorer Use Cases Data Lineage GDPR DataFlow -> ODI Mapping Metadata Search Tool Data Capital

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Self Service Analytics

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Centralized Reporting

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Measure

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Francesco Tisiot BI Tech Lead Become an Equilibrista Find the Right Balance in The Analytics Tech Ecosystem

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